CN104444302A - Mining boiling distribution device - Google Patents
Mining boiling distribution device Download PDFInfo
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- CN104444302A CN104444302A CN201410624236.2A CN201410624236A CN104444302A CN 104444302 A CN104444302 A CN 104444302A CN 201410624236 A CN201410624236 A CN 201410624236A CN 104444302 A CN104444302 A CN 104444302A
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Abstract
The invention discloses a mining boiling distribution device and belongs to the technical field of mining equipment. The mining boiling distribution device comprises a circular box. A multihole ventilation board is arranged in the circular box and divides the interior of the circular box into an air cavity and a material cavity. A feed inlet communicated with the material cavity is formed in the upper portion of the circular box. An air inlet communicated with the air cavity is formed in the bottom of the circular box. A discharge outlet communicated with the material cavity is formed in the outer side of the circular box and located at the position where the multihole ventilation board and the inner wall of the circular box are connected. The mining boiling distribution device mainly solves problems existing in the uniform material distribution process, airflow and materials are mixed to be fluidized air and material mixtures, and materials are uniformly distributed and transported by utilization of characteristics of the flow state.
Description
Technical field
The present invention relates to the boiling distributing device of the solid-state fine grained of mine industry and granular material.
Background technology
The solid-state fine grained selected by powder concentrator and granular material, need in the feed bin before being evenly distributed to multiple stage cobber, current material distribution mainly relies on the equipment such as apron feeder, chain feeder, and this kind equipment can be accomplished to be uniformly distributed to single-point or base point; If but distribution is counted too much, comformability is just poor, and equipment is large by elongated change, takies plant area and increase, cost increase; Again because being that straight line transports, material can only pointwise order-assigned, not easily uniform distribution, and synchronism is bad; Meanwhile, when one of them point breaks down or one of them feed bin completely expects to cause equipment putty, material will be caused to divide distribution to shut down completely, can damage equipment time serious, affect other equipment normal operations, reduction production efficiency of equipment.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, boiling distributing device in a kind of mine is provided, mainly solve Problems existing in above-mentioned material uniform distribution, make air-flow and mixing of materials be fluidised gas material mixture, utilize the characteristic of fluidised form to reach uniform distribution and the conveying of material.
The technical solution used in the present invention is as follows:
Boiling distributing device in mine of the present invention, comprise round box, be provided with porous breathable plate in described round box, round box interior separation is air cavity and material cavity by described porous breathable plate; The top of described round box is provided with the inlet point be communicated with material cavity; The bottom of described round box is provided with the ventilation inlet be communicated with air cavity; The outside of described round box is provided with the feed opening being communicated with material cavity, and described feed opening is placed in the junction of porous breathable plate and round box inwall.
Owing to have employed said structure, material enters the material cavity of round box through inlet point, is layered on by the surface of porous breathable plate uniformly, forms bed; Meanwhile, source of the gas starts, and air-flow enters air cavity through ventilation inlet, sprays into material cavity by the minute aperture of porous breathable plate.Under the effect of gushing, air-flow is provided with the apparent velocity by bed, and when apparent velocity reaches fluidizing velocity, material will enter suspended state, makes it be formed to have the gas material mixture of flow characteristic; When apparent velocity increases to material free-falling velocity, material, under the effect of air-flow, is synchronously all distributed to multiple feed bin through feed opening by material uniformly.Therefore by distributing device of the present invention, Problems existing in material uniform distribution in solution prior art, air-flow and mixing of materials is made to be fluidised gas material mixture, the characteristic of fluidised form is utilized to reach uniform distribution and the conveying of material, Multipoint Uniform distribution and convey materials can be carried out by actv., improve the Occupation coefficient of equipment; When part feed opening breaks down or buys securities with all one's capital, the normal operation of all the other feed openings can not be affected.Its kinematic mechanism is few, simple structure, operation and easy to maintenance, take plant area little, cost is low, safe and reliable.
Boiling distributing device in mine of the present invention, described feed opening is one or more, and is distributed in the circle wall of round box or is installed on the bottom of round box; The angle of described feed opening and horizontal surface is 25 °-90 °; Described feed opening is provided with material shutoff valve.
Owing to have employed said structure, feed opening can be selected according to the number of the feed bin of reality, can be one or more; When feed opening is multiple, can be distributed in the circle wall of round box; Or directly feed opening is installed on the bottom of round box, selection can be carried out according to situations such as the sizes in actual production place and implement; In order to make feed opening, the powder in material cavity is successfully drained in feed bin, the material be beneficial in suspended state in material cavity is discharged from feed opening, therefore need the angle controlling feed opening and horizontal surface to be between 25 °-90 °, also namely need the direction controlling feed opening tiltedly to descend its sub-material smoothly of guarantee.Material shutoff valve can regulate arbitrarily the bore of feed opening, change the resistance of ducting, according to the characteristic of liquid motion, air-flow in the material cavity of round box top now can change, the flow direction of suspended material is also followed the change of air-flow and changes, can flow to the region that resistance of motion is little, when air-flow adjusts and after rebalancing automatically, in material cavity, the flow and flowing to of each region material just tends towards stability, thus reaches the effect automatically regulating each feed opening flow; Meanwhile, when one or more in follow-up equipment feed bin occur buying securities with all one's capital or fault time, this feed opening can be closed by material shutoff valve, avoid the normal operation affecting all the other feed openings.
Boiling distributing device in mine of the present invention, the porous breathable plate arranged in described round box is the low single cone structure of middle high edge, and the angle of described cone face and horizontal surface is 0 °-25 °.
Owing to have employed said structure, box house is separated by porous breathable plate, and top is integral type material cavity, is material movement passage, can not splits; And bottom is air cavity, can be used for pressed gas and enter into material cavity through porous breathable plate in air cavity; The middle part of single cone is high and just to inlet point, when material enters into material cavity, be distributed to around through the middle part of single centrum; The angle of inclination in cone face is excessive simultaneously, can make material promptly slippage on cone face, be unfavorable for that pressed gas is under the effect of gushing, material is made to enter suspended state, make it be formed to have the gas material mixture of flow characteristic, therefore need the angle of inclination strictly controlling its centrum face between 0 °-25 °, otherwise not easily make material be in suspended state and form gas material mixture.
Boiling distributing device in mine of the present invention, the multiple dividing plates arranged in described air cavity are divided into 6 individual cavity, and the bottom of described round box is provided with the ventilation inlet that be also communicated with corresponding to each individual cavity respectively; The sidewall of described round box is provided with the feed opening corresponding respectively with each individual cavity, and described feed opening is located at the junction of porous breathable edges of boards portion and round box inwall.
Owing to have employed said structure, air cavity can be divided into 6 individual cavity by dividing plate, air inlet separately independent, be independent of each other, be convenient to the tolerance controlling each cavity; Each individual cavity is communicated with the ventilation inlet bottom round box, and one_to_one corresponding; The corresponding feed opening arranged above each individual cavity simultaneously, make the tolerance in each individual cavity be in suspended state to the material of local location in material cavity and gas material mixing time, be more conducive to the tolerance size controlled in each independent air, thus more effective sub-material is carried out to the material in material cavity, visible independent by air cavity being carried out separation, be the sorting being conducive to material.
Mine of the present invention boiling distributing device, forms the high taper air cavity one of middle low edge with porous breathable plate bottom the inwall of described round box, round box, its cone face be 25 °-40 ° with the angle of horizontal surface; Be provided with the taper air cavity two that the high edge in the centre be made up of porous breathable plate is low above the middle part of described air cavity one, the angle of its cone face and horizontal surface is 25 °-45 °; Wherein said air cavity one is contrary with the tapered direction of air cavity two; The bottom of described round box is provided with the ventilation inlet be communicated with air cavity one, air cavity two respectively.
Owing to have employed said structure, material enters the material cavity of round box through inlet point, is layered on by the surface of porous breathable plate uniformly, forms bed; Meanwhile, source of the gas starts, and air-flow enters air cavity one and air cavity two through ventilation inlet 5 simultaneously, sprays into material cavity by the minute aperture of porous breathable plate.Under the effect of gushing, air-flow is provided with the apparent velocity by bed, and when apparent velocity reaches fluidizing velocity, material will enter suspended state, makes it be formed to have the gas material mixture of flow characteristic; When apparent velocity increases to material free-falling velocity, material, under the effect of air-flow, is all distributed to multiple material through feed opening, material shutoff valve are simultaneously synchronous by material uniformly.Wherein the degree of dip in the cone face at two air cavity tops has influence on the slip velocity of material, also the complexity of pressed gas and mixing of materials can namely be had influence on, if its degree of dip is excessive, then supports for material down-sliding is too fast, even if under the effect of pressed gas, also be difficult to make material be in suspended state, the mixing of gas material cannot be formed, be also just unfavorable for sub-material; And when its degree of dip is too small, too gently, supports for material down-sliding is excessively slow, greatly wastes pressed gas, affects the speed of material stream passed, even may result in blockage; Therefore also the degree of dip of strict control two air cavity end faces in material cavity is just needed.
Boiling distributing device in mine of the present invention, the edge of described air cavity two is bolted on support, and described support is fixed on air cavity one.
Owing to have employed said structure, two air cavitys are separate, and therefore air cavity two is above the middle part of air cavity one, need to be fixed by support, thus its structure is surely leaned on.
Boiling distributing device in mine of the present invention, described air cavity one, air cavity two are separate, and are Integral air chamber, and inside is not separated, and the bottom of described round box is provided with the ventilation inlet (5) be communicated with air cavity one, air cavity two respectively; The sidewall of described round box is evenly equipped with 5 feed openings, its bottom centre is provided with feed opening.
Owing to have employed said structure, ventilation inlet is distributed in bottom round box, and wherein bottom half center is provided with a ventilation inlet and is communicated with air cavity two, and air cavity is communicated with 6 ventilation inlets of bottom half first; Air cavity one and air cavity two air inlet separately independence, be independent of each other, be convenient to the tolerance controlling each cavity; Feed opening has been uniformly distributed 5 in the side of round box, and its position higher than the highest installation site of the porous breathable plate of air cavity one, thus is convenient to material and is discharged from feed opening; The feed opening at described bottom half center, can ensure the material be not fluidized because particle diameter is excessive on a small quantity in material cavity to discharge.
Boiling distributing device in mine of the present invention, the air-flow operation pressure in described air cavity is 400-100000Pa; The percent opening scope of described porous breathable plate is 20%-80%, and aperture is about 1/3rd of material particular diameter.
Owing to have employed said structure, the material in material cavity forms suspended state to only have the gas of enough pressure just can guarantee, if gaseous tension is too small, material cannot be made to raise up formation suspended state, and gaseous tension is excessive, to the flow of material and to flow to balance Control Scheme unfavorable, thus harmful effect is caused to the sub-material of feed opening, and add the wearing and tearing of large equipment, energy resource consumption simultaneously, uneconomical; Wherein the design of porous breathable plate can avoid occurring air drain or the bad phenomenon such as turbulent, effectively avoids the fine breather hole of feed blocking.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, boiling distributing device of the present invention, mine boiling distributing device, mainly solve Problems existing in above-mentioned material uniform distribution, make air-flow and mixing of materials be fluidised gas material mixture, utilize the characteristic of fluidised form to reach uniform distribution and the conveying of material.
2, boiling distributing device of the present invention, can carry out Multipoint Uniform distribution and convey materials by actv., improve the Occupation coefficient of equipment; When part feed opening breaks down or buys securities with all one's capital, the normal operation of all the other feed openings can not be affected.
3, boiling distributing device of the present invention, kinematic mechanism is few, simple structure, operation and easy to maintenance, take plant area little, cost is low, safe and reliable.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is that the inner structure of embodiment 1 in the present invention partly cuts open schematic diagram.
Fig. 2 is the inner structure top cross-sectional view of embodiment 1 in the present invention.
Fig. 3 is the local structure enlarged diagram of embodiment 1 in the present invention.
Fig. 4 is that the inner structure of embodiment 2 in the present invention just cuts open schematic diagram.
Fig. 5 is the inner structure top cross-sectional view of embodiment 2 in the present invention.
Fig. 6 is the local structure enlarged diagram of embodiment 2 in the present invention.
Mark in figure: 1-inlet point, 2-round box, 3-feed opening, 4-material shutoff valve, 5-ventilation inlet, 6-porous breathable plate, 7-dividing plate, 8-support.
Detailed description of the invention
All features disclosed in this specification sheets, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification sheets (comprising any accessory claim, summary), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Embodiment 1
A kind of single cone embodiment of the distributing device that seethes with excitement is have expressed as shown in Figure 1, Figure 2 with Fig. 3, boiling distributing device in mine of the present invention, primarily of part compositions such as inlet point 1, round box 2, feed opening 3, material shutoff valve 4, ventilation inlet 5, porous breathable plate 6, dividing plates 7.
In this programme, inlet point 1 is positioned at round box 2 upper center, and material enters in round box 2 from here; Round box 2 inside is divided into air cavity and material cavity by inwall, the porous breathable plate 6 of described round box 2; Air cavity is a taper, and the angle of its cone and horizontal surface can adjust within the scope of 0 °-25 °, is positioned at round box 2 bottom; Material cavity is positioned at round box 2 top, as a whole, is material movement passage, can not splits.Air cavity is divided into 6 individual cavity by dividing plate 7 again, air inlet separately independent, be independent of each other, be convenient to the tolerance controlling each cavity; Each cavity is communicated with the ventilation inlet 5 bottom round box 2, and one_to_one corresponding; The operating air pressure of air cavity is limited between 400-100000Pa.The percent opening of described porous breathable plate 6 requires between 20% ~ 80%, and aperture is 1/3rd of material particular diameter, avoids occurring air drain or the bad phenomenon such as turbulent, effectively avoids the fine breather hole of feed blocking.Feed opening 3 is arranged on the side surface circumference of round box 2, its position higher than the minimum installation site of porous breathable plate 6, and with segmentation after 6 air cavitys corresponding, be uniformly distributed 6 feed openings 3; The angle of feed opening 3 and horizontal surface can adjust between 25 °-90 °.Material shutoff valve 4 is arranged on feed opening 3, in order to regulate the size of feed opening 3 or to close feed opening 3.
Operationally, material enters the material cavity of round box 2 through inlet point 1 to this programme, is layered on by the surface of porous breathable plate 6 uniformly, forms bed; Meanwhile, source of the gas starts, and air-flow enters air cavity through ventilation inlet 5, sprays into material cavity by the minute aperture of porous breathable plate 6.Under the effect of gushing, air-flow is provided with the apparent velocity by bed, and when apparent velocity reaches fluidizing velocity, material will enter suspended state, makes it be formed to have the gas material mixture of flow characteristic; When apparent velocity increases to material free-falling velocity, material, under the effect of air-flow, is all distributed to multiple feed bin through feed opening 3, material shutoff valve 4 are simultaneously synchronous by material uniformly.
Material shutoff valve 4 in the present invention can regulate arbitrarily the bore of feed opening 3, change the resistance of ducting, according to the characteristic of liquid motion, air-flow in the material cavity of round box 2 top now can change, the flow direction of suspended material is also followed the change of air-flow and changes, can flow to the region that resistance of motion is little, when air-flow adjusts and after rebalancing automatically, in material cavity, the flow and flowing to of each region material just tends towards stability, thus reaches the effect automatically regulating each feed opening 3 flow; Meanwhile, when one or more in follow-up equipment feed bin occur buying securities with all one's capital or fault time, this device can close this feed opening 3 by material shutoff valve 4, avoids the normal operation affecting all the other feed openings 3.
Embodiment two:
Fig. 4, Fig. 5, Fig. 6 have expressed the bicone embodiment of another kind of boiling distributing device, boiling distributing device in mine of the present invention, primarily of part compositions such as inlet point 1, round box 2, feed opening 3, material shutoff valve 4, ventilation inlet 5, porous breathable plate 6, dividing plate 7, supports 8.
In this programme, inlet point 1 is positioned at round box 2 upper center, and material enters in round box 2 from here; The inwall of described round box 2, the bottom of round box 2 and porous breathable plate 6 form the high taper air cavity one of middle low edge, its cone face be 25 °-40 ° with the angle of horizontal surface; Be provided with the taper air cavity two that the high edge in the centre be made up of porous breathable plate 6 is low above the middle part of described air cavity one, the angle of its cone face and horizontal surface is 25 °-45 °; Air cavity one, air cavity two are all as a whole, and its inside is not separated into multiple air cavity again.Described air cavity one, air cavity two are separated out material cavity in round box 2, and material cavity is as a whole, and material movement passage can not be split.Air cavity two is bolted on support 8.In this programme, ventilation inlet 5 is distributed in bottom round box 2: one, center, is communicated with air cavity two; Be uniformly distributed 6 between the inwall of center and round box 2, and be communicated with air cavity one; Air cavity one and air cavity two air inlet are independent separately, are convenient to the tolerance controlling each air cavity, and the operating air pressure of air cavity is all limited between 400-100000Pa simultaneously.The percent opening of described porous breathable plate 9 requires between 20% ~ 80%, and aperture is about 1/3rd of material particular diameter, avoids occurring air drain or the bad phenomenon such as turbulent, effectively avoids the fine breather hole of feed blocking.In this programme, feed opening 3 has been uniformly distributed 5 in the side of round box 2, and its position is higher than the highest installation site of the porous breathable plate 6 of air cavity one, and round box 2 bottom centre arranges 1 feed opening 3 simultaneously; The angle of feed opening 3 and horizontal surface can adjust between 25 °-90 °.Material shutoff valve 4 is arranged on feed opening 3, in order to regulate the size of feed opening 3 or to close feed opening 3.
Operationally, material enters the material cavity of round box 2 through inlet point 1 to this programme, is layered on by the surface of porous breathable plate 6 uniformly, forms bed; Meanwhile, source of the gas starts, and air-flow enters air cavity one and air cavity two through ventilation inlet 5 simultaneously, sprays into material cavity by the minute aperture of porous breathable plate 6.Under the effect of gushing, air-flow is provided with the apparent velocity by bed, and when apparent velocity reaches fluidizing velocity, material will enter suspended state, makes it be formed to have the gas material mixture of flow characteristic; When apparent velocity increases to material free-falling velocity, material, under the effect of air-flow, is all distributed to multiple feed bin through feed opening 3, material shutoff valve 4 are simultaneously synchronous by material uniformly.
Material shutoff valve 4 in the present invention can regulate arbitrarily the bore of feed opening 3, change the resistance of ducting, according to the characteristic of liquid motion, air-flow in the material cavity of round box 2 top now can change, the flow direction of suspended material is also followed the change of air-flow and changes, can flow to the region that resistance of motion is little, when air-flow adjusts and after rebalancing automatically, in material cavity, the flow and flowing to of each region material just tends towards stability, thus reaches the effect automatically regulating each feed opening 3 flow; Meanwhile, when one or more in follow-up equipment feed bin occur buying securities with all one's capital or fault time, this device can close this feed opening 3 by material shutoff valve 4, avoids the normal operation affecting all the other feed openings 3.
According to above-described embodiment, can arrange that multiple dividing plate 7 is divided into multiple individual cavity in example 2 equally in air cavity one, the bottom of described round box 2 is provided with the ventilation inlet 5 that be also communicated with corresponding to each individual cavity respectively; The sidewall of described round box 2 is evenly equipped with multiple feed opening 3, and corresponding with individual cavity.
Boiling distributing device of the present invention, mine boiling distributing device, mainly solves Problems existing in above-mentioned material uniform distribution, makes air-flow and mixing of materials be fluidised gas material mixture, utilize the characteristic of fluidised form to reach uniform distribution and the conveying of material.Multipoint Uniform distribution and convey materials can be carried out by actv., improve the Occupation coefficient of equipment; When part feed opening breaks down or buys securities with all one's capital, the normal operation of all the other feed openings can not be affected.Kinematic mechanism is few, simple structure, operation and easy to maintenance, take plant area little, cost is low, safe and reliable.
The present invention is not limited to aforesaid detailed description of the invention.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (8)
1. mine boiling distributing device, it is characterized in that: it comprises round box (2), be provided with porous breathable plate (6) in described round box (2), round box (2) interior separation is air cavity and material cavity by described porous breathable plate (6); The top of described round box (2) is provided with the inlet point (1) be communicated with material cavity; The bottom of described round box (2) is provided with the ventilation inlet (5) be communicated with air cavity; The outside of described round box (2) is provided with the feed opening (3) being communicated with material cavity, and described feed opening (3) is placed in the junction of porous breathable plate (6) and round box (2) inwall.
2. mine as claimed in claim 1 boiling distributing device, is characterized in that: described feed opening (3) for one or more, and are distributed in the circle wall of round box (2) or are installed on the bottom of round box (2); Described feed opening (3) is 25 °-90 ° with the angle of horizontal surface; Described feed opening (3) is provided with material shutoff valve (4).
3. mine as claimed in claim 1 or 2 boiling distributing device, it is characterized in that: single cone structure that the porous breathable plate (6) arranged in described round box (2) is low in middle high edge, the angle of described cone face and horizontal surface is 0 °-25 °.
4. mine as claimed in claim 3 boiling distributing device, it is characterized in that: the multiple dividing plates (7) arranged in described air cavity are divided into 6 individual cavity, the bottom of described round box (2) is provided with the ventilation inlet (5) that be also communicated with corresponding to each individual cavity respectively; The sidewall of described round box (2) is provided with the feed opening (3) corresponding respectively with each individual cavity, and described feed opening (3) is located at the junction of porous breathable plate (6) edge and round box (2) inwall.
5. mine as claimed in claim 1 or 2 boiling distributing device, it is characterized in that: the high taper air cavity one of low edge in the middle of the inwall of described round box (2), the bottom of round box (2) and porous breathable plate (6) are formed, its cone face be 25 °-40 ° with the angle of horizontal surface; Be provided with the taper air cavity two that the high edge in centre that is made up of porous breathable plate (6) is low above the middle part of described air cavity one, the angle of its centrum face and horizontal surface is 25 °-45 °; Wherein said air cavity one is contrary with the tapered direction of air cavity two; The bottom of described round box (2) is provided with the ventilation inlet (5) be communicated with air cavity one, air cavity two respectively.
6. mine as claimed in claim 5 boiling distributing device, is characterized in that: the edge of described air cavity two is bolted on support (8), and described support (8) is fixed on air cavity one.
7. mine as claimed in claim 5 boiling distributing device, it is characterized in that: described air cavity one, air cavity two are separate, and being Integral air chamber, inside is not separated, and the bottom of described round box (2) is provided with the ventilation inlet (5) be communicated with air cavity one, air cavity two respectively; The sidewall of described round box (2) is evenly equipped with 5 feed openings (3), its bottom centre is provided with feed opening (3).
8. the boiling distributing device of the mine as described in claim 4 or 7, is characterized in that: the air-flow operation pressure in described air cavity is 400-100000Pa; The percent opening scope of described porous breathable plate (9) is 20%-80%, and aperture is about 1/3rd of material particular diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624236.2A CN104444302B (en) | 2014-12-29 | 2014-12-29 | Mining boiling distribution device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624236.2A CN104444302B (en) | 2014-12-29 | 2014-12-29 | Mining boiling distribution device |
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| Publication Number | Publication Date |
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| CN104444302A true CN104444302A (en) | 2015-03-25 |
| CN104444302B CN104444302B (en) | 2017-05-03 |
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| CN201410624236.2A Active CN104444302B (en) | 2014-12-29 | 2014-12-29 | Mining boiling distribution device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268448A (en) * | 2020-04-01 | 2020-06-12 | 大连碧海环保设备有限公司 | Automatic powder distributor |
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| DE3020527C2 (en) * | 1980-05-30 | 1984-01-26 | Johann Schaefer Kalkwerke, 6252 Diez | Device for dividing flowable material to be conveyed into several partial flows |
| SU1328271A1 (en) * | 1985-09-24 | 1987-08-07 | Производственно-Техническое Предприятие Уралэнергочермет | Pneumatic feeder |
| CN201254610Y (en) * | 2008-08-07 | 2009-06-10 | 海宁洁宇环保设备有限公司 | Distributor for alumina powder |
| CN102730419A (en) * | 2012-07-17 | 2012-10-17 | 天脊煤化工集团股份有限公司 | Method and device for preventing cone pump fluidized plate from being damaged |
| CN203461550U (en) * | 2013-07-25 | 2014-03-05 | 上海建丰重型机械有限公司 | Powdery material distributor |
| CN204197951U (en) * | 2014-12-29 | 2015-03-11 | 成都利君科技有限责任公司 | Mine boiling distributing device |
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2014
- 2014-12-29 CN CN201410624236.2A patent/CN104444302B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3020527C2 (en) * | 1980-05-30 | 1984-01-26 | Johann Schaefer Kalkwerke, 6252 Diez | Device for dividing flowable material to be conveyed into several partial flows |
| SU1328271A1 (en) * | 1985-09-24 | 1987-08-07 | Производственно-Техническое Предприятие Уралэнергочермет | Pneumatic feeder |
| CN201254610Y (en) * | 2008-08-07 | 2009-06-10 | 海宁洁宇环保设备有限公司 | Distributor for alumina powder |
| CN102730419A (en) * | 2012-07-17 | 2012-10-17 | 天脊煤化工集团股份有限公司 | Method and device for preventing cone pump fluidized plate from being damaged |
| CN203461550U (en) * | 2013-07-25 | 2014-03-05 | 上海建丰重型机械有限公司 | Powdery material distributor |
| CN204197951U (en) * | 2014-12-29 | 2015-03-11 | 成都利君科技有限责任公司 | Mine boiling distributing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268448A (en) * | 2020-04-01 | 2020-06-12 | 大连碧海环保设备有限公司 | Automatic powder distributor |
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| CN104444302B (en) | 2017-05-03 |
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